get under someone's skin

get under (one's) skin

1. To become a source of irritation. I just can't stand Dean's voice, so everything he says gets under my skin.
2. To be a source of obsession. I can't get that beautiful girl I met earlier off my mind. She's just gotten under my skin.
3. To gain a rich, thorough understanding of one. A: "How did you know he would make that decision?" B: "Oh, I feel like I've gotten under his skin since we've been spending so much time together lately."
See also: get, skin
Farlex Dictionary of Idioms.

get under someone's skin

1. Irritate someone, as in She really knows how to get under my skin with her nagging. This expression no doubt alludes to burrowing or stinging insects that cause itching or similar skin irritations. [Late 1800s]
2. Obsess someone or affect someone's deep feelings, as in Jean's really gotten under his skin; he misses her terribly. Cole Porter used this sense in his love song, "I've Got You Under My Skin" (1936).
See also: get, skin
The American Heritage® Dictionary of Idioms by Christine Ammer.

get under someone's skin

If you try to get under someone's skin, you try to find out how they feel and think, so that you are able to understand them better. Beattie's book is presented as `an attempt to get under the skin of the Protestant people of Ulster'.
See also: get, skin
Collins COBUILD Idioms Dictionary, 3rd ed.

get under someone's skin

1 annoy or irritate someone intensely. 2 fill someone's mind in a compelling and continual way. 3 reach a deep understanding of someone. informal
3 1998 Times A student of the Method school, he has to get under the skin of the character he portrays.
See also: get, skin
Farlex Partner Idioms Dictionary

get under someone's skin, to

To annoy someone. This expression no doubt alludes to the irritation caused by burrowing insects, which can cause intense itching. Cole Porter, however, used the expression quite differently in his song, “I’ve Got You under My Skin” (from Born to Dance, 1936), which describes a romantic addiction to a person rather than an insect infestation or a persistent annoyance.
See also: get
The Dictionary of Clichés by Christine Ammer
See also:
  • get under (one's) skin
  • get under skin
  • get under somebody's skin
  • get under your skin
  • transcribe (something) in (something)
  • transcribe (something) into (something)
  • transcribe in
  • canon
  • fan canon
  • head canon
References in periodicals archive
He knows how to flatter, and he knows how to get under someone's skin. His skill at combining the loftiest of moral appeals with the bluntest political rhetoric and tactics makes him an emblematic--and effective--figure in our era of highly partisan politics.